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Finding the Fourth Proportional to 960,315,411.10, 1,348,069,546.10 and 960,315,411.10

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Solution

The fourth proportional to 960,315,411.10, 1,348,069,546.10 and 960,315,411.10 is: 1,348,069,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,315,411.10 : 1,348,069,546.10 = 960,315,411.10 : x
  2. Step 2: Convert to fraction form
    960,315,411.10/1,348,069,546.10 = 960,315,411.10/x
  3. Step 3: Cross multiply
    960,315,411.10x = 1,348,069,546.10 × 960,315,411.10
  4. Step 4: Simplify right side
    960,315,411.10x = 1,294,571,960,354,411,776
  5. Step 5: Solve for x
    x = 1,294,571,960,354,411,776/960,315,411.10
  6. Step 6: Final answer
    x = 1,348,069,546.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.